#include <stdio.h>

enum {FCFS, SJF, PSJF, PRI, PPRI, RR};

int scheme;

void show_queue();
int new_job(int jobnum, int time, int running_time, int priority);
int job_finished(int jobnum, int time);
int quantum_expired(int time);
float average_response_time();
float average_wait_time();
float average_turnaround_time();
